. >> there in benghazi he layed down his life for his friends. libyan and american. and for us all. today chris is home. >> secretary of state hillary clinton asked stevens to be the u.s. ambassador to libya this year knowing the u.s. needed a strong presence and leader to engage with the country's revolutionaries that overthrew gadhafi. stevens was the man. >> reporter: he was known not only for his courage, but for his smile. goofy but contagious for his sense of fun and that california cool. >> reporter: sprinkled in today were songs of america and the america that will never retreat from the world. >> we will never stop working for the dignity and freedom that every person deserves. whatever their creed, whatever their faith. that's the essence of american leadership. >> scripture teaches us, greater love have no man than this, but a man lay down his life for his friends. >> reporter: and lay down their lives these four patriots did for their friends, for their country. mike mibach, ktvu news. >>> republican nominee mitt romney took time out today during a campaign stop in ohio